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利用敌敌畏田间熏蒸除治粮棉害虫,是治虫技术上的一项革新。采用敌敌畏熏蒸棉花“伏蚜”和玉米红蜘蛛,不仅方法简单,防治速度快,效果好,而且又安全,并兼治棉花、玉米其它害虫。是防治害虫的一项有效措施,现将熏蒸方法和注意事项简介如下,供参考。一、防治棉花“伏蚜”药剂配拌方法:在道边或地头平整1.5平方米的空地,四周垫起高埂,铺一厚质塑料布,
The use of dichlorvos field fumigation in addition to grain cotton pests, is an innovation in pest control technology. The use of dichlorvos fumigation of cotton “aphids” and corn spider, not only simple, fast control, effective, but also safe, and both cotton and corn other pests. Is an effective measure to control pests, fumigation methods and precautions now outlined below, for reference. First, the prevention and treatment of cotton “aphids” drug mixing method: In the roadside or the ground flat 1.5 square meters of open space, surrounded by padded Gao Qiao, shop a thick plastic sheeting,